Finding the Fourth Proportional to 2,994,558.10, 4,491,837.15 and 864,711.70
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Solution
The fourth proportional to 2,994,558.10, 4,491,837.15 and 864,711.70 is: 1,297,067.55
Step by Step Solution
- Step 1: Write the proportion equation
2,994,558.10 : 4,491,837.15 = 864,711.70 : x - Step 2: Convert to fraction form
2,994,558.10/4,491,837.15 = 864,711.70/x - Step 3: Cross multiply
2,994,558.10x = 4,491,837.15 × 864,711.70 - Step 4: Simplify right side
2,994,558.10x = 3,884,144,138,099.66 - Step 5: Solve for x
x = 3,884,144,138,099.66/2,994,558.10 - Step 6: Final answer
x = 1,297,067.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.